Welcome to The Riddler. Every week, I offer up problems related to the things we hold dear around here: math, logic and probability. There are two types: Riddler Express for those of you who want ...

When students create a visual resource to scaffold problem-solving, they can approach independent work with more confidence and focused attention.

EdSource · When teens counsel teens: Why peer support programs are growing A dozen parents gathered around veteran math educator Leanna Baker, moments before students show up for what is billed as a ...

The designers for Monte Vista Elementary School’s proposed outdoor classroom had some key questions to answer: What materials could they use while staying under the district’s $10,000 budget? How much ...

On a breezy July morning in South Seattle, a dozen elementary-aged students ran math relays behind an elementary school. One by one, they raced to a table, where they scribbled answers to ...